diff --git a/CHANGELOG.md b/CHANGELOG.md
index 71e8594..1e8a99a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ GasPowerModels.jl Change Log
 ### staged
 - nothing
 
+### v0.5.1
+- Update normalized pressure zone values in matgas data
+- Add missing `report` flags to variables
+
 ### v0.5.0
 - Improve facade pattern implementation
 - Add support for JuMP v0.23, v1.0
diff --git a/Project.toml b/Project.toml
index 724ddd6..3725400 100644
--- a/Project.toml
+++ b/Project.toml
@@ -2,7 +2,7 @@ name = "GasPowerModels"
 uuid = "1fcaf345-95e3-5b8b-91d6-2145eb844b9d"
 authors = ["Russell Bent"]
 repo = "https://github.com/lanl-ansi/GasPowerModels.jl"
-version = "0.5.0"
+version = "0.5.1"
 
 [deps]
 GasModels = "5e113713-6c35-5477-b766-e1109486666f"